Spears Brand PVC Snap Tees. This item is can be used to add a Tee to any piece of rigid pvc pipe. Just apply glue to the pipe and fitting, snap it onto the pipe, then use a drill to cut a hole in from the top through the center socket and glue your pipe in. This product also makes a great hinge for pvc construction projects. Has a firm grip on the pipe, not a slider like a slip slide T which slides along the pipe. Click here for Snap Tee How To install instructions. (Its' very important that you view the instructions before you try using them.)Made in the U.S.A.